Is copper more reactive than iron? Give a chemical reaction in support of your answer.
No, because iron is a more reactive metal as compared to copper because iron can replace copper from its solution .
Fe+CuSO4→FeSO4+Cu
Illustrate an activity showing a chemical reaction and state your observation. Give suitable examples in support of your answer.
How is the rate of a chemical reaction affected by change in temperature? Give an example in support of your answer.